[  870.711068] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.711208] test-bond1: (slave test-bond0): making interface the new active one
[  870.711305] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.727899] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.736155] test-bond1: entered promiscuous mode
[  870.736197] test-bond0: entered promiscuous mode
[  871.738499] test-bond1: left promiscuous mode
[  871.738545] test-bond0: left promiscuous mode
[  872.361987] test-dummy0: entered promiscuous mode
[  874.379173] test-dummy0: left promiscuous mode
[  874.499403] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.503225] test-bond1 (unregistering): Released all slaves
[  874.514181] test-bond0 (unregistering): Released all slaves